# Hardware

**URL:** https://discourse.nodered.org/c/hardware/16.md?page=3

[Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md)

**Page:** 4

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## [Crested Gecko Tank Hardware Design Help](https://discourse.nodered.org/t/crested-gecko-tank-hardware-design-help/85174)

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**Author:** [@jclucivero](https://discourse.nodered.org/u/jclucivero)\
**Replies:** 28\
**Last updated:** [6 February 2024 04:57 UTC](https://discourse.nodered.org/t/crested-gecko-tank-hardware-design-help/85174 "2024-02-06T04:57:40Z")

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Hello all I am a little new to this so I am looking for opinions or idea help on my design. Little background, I have a crested geco and I am automatiing his tank with temp and humidity, water pump and I am adding a heat…

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## [Print in line label](https://discourse.nodered.org/t/print-in-line-label/84534)

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**Author:** [@miemer](https://discourse.nodered.org/u/miemer)\
**Replies:** 26\
**Last updated:** [23 January 2024 08:29 UTC](https://discourse.nodered.org/t/print-in-line-label/84534 "2024-01-23T08:29:29Z")

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Hello everyone. I'm new to node-red and need help. I am creating an interface for the management of two production lines. At the end of this line there is a networked printer (Zebra) that will have to label the pallets. …

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## [Raspi Zero 2W GPIO](https://discourse.nodered.org/t/raspi-zero-2w-gpio/84484)

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**Author:** [@BennyBarnes](https://discourse.nodered.org/u/BennyBarnes)\
**Replies:** 2\
**Last updated:** [11 January 2024 19:03 UTC](https://discourse.nodered.org/t/raspi-zero-2w-gpio/84484 "2024-01-11T19:03:53Z")

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Raspi GPIOs unusable in up to date installation (Nodes say "not available") node red v3.1.3 running on bullseye Linux 6.1.21-v7+ #1642 SMP Mon Apr 3 17:20:52 BST 2023 armv7l GNU/Linux) on Raspi Zero 2W, Syslog leve…

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## [PC IOTService Tool](https://discourse.nodered.org/t/pc-iotservice-tool/84359)

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**Author:** [@grahambaxter](https://discourse.nodered.org/u/grahambaxter)\
**Replies:** 0\
**Last updated:** [7 January 2024 06:27 UTC](https://discourse.nodered.org/t/pc-iotservice-tool/84359 "2024-01-07T06:27:48Z")

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Please can anyone point me to a download of this software for configuring an Elfin EW11A modbus server? Every link I have found has resulted in a dead-end. Thank you

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## [Is the MH-sensor-series Flying fish](https://discourse.nodered.org/t/is-the-mh-sensor-series-flying-fish/84301)

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**Author:** [@Camerart](https://discourse.nodered.org/u/Camerart)\
**Replies:** 6\
**Last updated:** [5 January 2024 09:40 UTC](https://discourse.nodered.org/t/is-the-mh-sensor-series-flying-fish/84301 "2024-01-05T09:40:04Z")

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Hi, is the Is the MH-sensor-series Flying fish I.R safe for eyes? Camerart

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## [MAX31865 (node-red-contrib-pi-max31865) problem](https://discourse.nodered.org/t/max31865-node-red-contrib-pi-max31865-problem/84120)

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**Author:** [@JzzO](https://discourse.nodered.org/u/JzzO)\
**Replies:** 0\
**Last updated:** [29 December 2023 23:43 UTC](https://discourse.nodered.org/t/max31865-node-red-contrib-pi-max31865-problem/84120 "2023-12-29T23:43:34Z")

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Hi - I am using a PT1000 4 wire temperature sensor on a MAX31865 board - connected to a Raspberry Pi - running node red. The node is installed - and I am able to get data - only it is wrong data.. When I connect the PT…

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## [One wire sensors for diy projects](https://discourse.nodered.org/t/one-wire-sensors-for-diy-projects/84117)

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**Author:** [@juntiedt](https://discourse.nodered.org/u/juntiedt)\
**Replies:** 0\
**Last updated:** [29 December 2023 19:14 UTC](https://discourse.nodered.org/t/one-wire-sensors-for-diy-projects/84117 "2023-12-29T19:14:22Z")

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If you need some special diy one wire sensors for your projects have a look at tm3d.de I am using 3 sensors (temp, pressure, humidity) of t3d with a shelly addon and it works perfectly.

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## [New Shelly wall display (and alternatives?)](https://discourse.nodered.org/t/new-shelly-wall-display-and-alternatives/80961)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 52\
**Last updated:** [22 November 2023 21:04 UTC](https://discourse.nodered.org/t/new-shelly-wall-display-and-alternatives/80961 "2023-11-22T21:04:54Z")

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Hi folks, Long time ago we had a discussion in this community about small wall mount touch screens with embedded temperature and humidity sensor. Today in the live stream from Shelly they presented some new devices, in…

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## [Pzem-004t via EspEasy](https://discourse.nodered.org/t/pzem-004t-via-espeasy/82580)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 38\
**Last updated:** [19 November 2023 20:13 UTC](https://discourse.nodered.org/t/pzem-004t-via-espeasy/82580 "2023-11-19T20:13:06Z")

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Continuing the discussion from 3-phase power consumption measurement: Hi @edstobi, I would appreciate if you could share a bit more details about your settings, wiring diagram, ... Because I have now added 1 pzem-004…

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## [EU or german reseller for Golden Security GS-T3E?](https://discourse.nodered.org/t/eu-or-german-reseller-for-golden-security-gs-t3e/82717)

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**Author:** [@stefan24](https://discourse.nodered.org/u/stefan24)\
**Replies:** 1\
**Last updated:** [8 November 2023 17:32 UTC](https://discourse.nodered.org/t/eu-or-german-reseller-for-golden-security-gs-t3e/82717 "2023-11-08T17:32:45Z")

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I'm currently in contact with Golden Security Technology via Alibaba to get some GS-T3E displays for flashing and testing with OpenHASP. They are asking for a reseller who could sell it in Germany or EU. Is anyone inte…

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## [GPIO pinout change](https://discourse.nodered.org/t/gpio-pinout-change/82712)

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**Author:** [@Peter](https://discourse.nodered.org/u/Peter)\
**Replies:** 8\
**Last updated:** [8 November 2023 17:17 UTC](https://discourse.nodered.org/t/gpio-pinout-change/82712 "2023-11-08T17:17:53Z")

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Hi Everyone, It's been a long time since we have connected, and I've missed you guys!! I have a technical question regarding my challenge with the general GPIO out/In nodes for Raspberry Pi. I'm using a different, unkn…

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## [RP2040 based boards - running on Kaluma Javascript runtime](https://discourse.nodered.org/t/rp2040-based-boards-running-on-kaluma-javascript-runtime/82134)

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**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 0\
**Last updated:** [18 October 2023 04:29 UTC](https://discourse.nodered.org/t/rp2040-based-boards-running-on-kaluma-javascript-runtime/82134 "2023-10-18T04:29:51Z")

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I came across a project called Kaluma that makes it possible to use javascript (instead of arduino) to interface with RP2040 based boards. It looks pretty cool, it includes a REPL interface for debugging too. In short y…

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## [Connect ais class B device to node-red](https://discourse.nodered.org/t/connect-ais-class-b-device-to-node-red/82066)

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**Author:** [@wiryanto33](https://discourse.nodered.org/u/wiryanto33)\
**Replies:** 3\
**Last updated:** [16 October 2023 23:32 UTC](https://discourse.nodered.org/t/connect-ais-class-b-device-to-node-red/82066 "2023-10-16T23:32:06Z")

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hello i have question how to connect ais Class B device to node-red so i can procesing the data from ais for next app..

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## [Sudo mount -a in exec node does not work under Bookworm](https://discourse.nodered.org/t/sudo-mount-a-in-exec-node-does-not-work-under-bookworm/82050)

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**Author:** [@Mastiff](https://discourse.nodered.org/u/Mastiff)\
**Replies:** 8\
**Last updated:** [15 October 2023 16:42 UTC](https://discourse.nodered.org/t/sudo-mount-a-in-exec-node-does-not-work-under-bookworm/82050 "2023-10-15T16:42:52Z")

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I use this command before a backup of my setup, to make sure that they go to the backup location on my server, which is mounted as a directory under /home/pi, but not always does that on startup. But on one Pi that I hav…

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## [Raspberry Pi-OS \<\< Version 12 (bookworm) released](https://discourse.nodered.org/t/raspberry-pi-os-version-12-bookworm-released/81989)

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**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\
**Replies:** 15\
**Last updated:** [15 October 2023 15:03 UTC](https://discourse.nodered.org/t/raspberry-pi-os-version-12-bookworm-released/81989 "2023-10-15T15:03:49Z")

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Just noticed Debian version 12 was released on 10th October, 2023. Here's a link to all image variants...

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## [API for Virgin TV 360 box?](https://discourse.nodered.org/t/api-for-virgin-tv-360-box/82026)

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**Author:** [@Sean-McG](https://discourse.nodered.org/u/Sean-McG)\
**Replies:** 4\
**Last updated:** [14 October 2023 16:31 UTC](https://discourse.nodered.org/t/api-for-virgin-tv-360-box/82026 "2023-10-14T16:31:01Z")

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Hi, Just moved from SKY to Virgin (7 days of pain !) I had been using the SKY remote node for some integrations, so now I'm looking for a similar solution for Virgin. Does anyone have any useful info to share here, I c…

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## [Communication with Buderus MX 300](https://discourse.nodered.org/t/communication-with-buderus-mx-300/81536)

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**Author:** [@pinie\_pinie](https://discourse.nodered.org/u/pinie_pinie)\
**Replies:** 4\
**Last updated:** [13 October 2023 08:53 UTC](https://discourse.nodered.org/t/communication-with-buderus-mx-300/81536 "2023-10-13T08:53:01Z")

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Hello, I have a new heater from Buderus. An MX 300 WLAN module is installed for communication. You can control the heating via an app. Is it possible to integrate this system via Nodered? Thank you!

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## [Shelly bluetooth low energy sensores to MQTT](https://discourse.nodered.org/t/shelly-bluetooth-low-energy-sensores-to-mqtt/81892)

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**Author:** [@juntiedt](https://discourse.nodered.org/u/juntiedt)\
**Replies:** 2\
**Last updated:** [10 October 2023 08:23 UTC](https://discourse.nodered.org/t/shelly-bluetooth-low-energy-sensores-to-mqtt/81892 "2023-10-10T08:23:30Z")

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shelly has released some very nice bluetooth low energy sensors which work together with gen 2 shellies. In order to use these ble devices you have to run a script on the shelly 2 device, which can for example drive the…

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## [Mopeka Pro Propane Sensor](https://discourse.nodered.org/t/mopeka-pro-propane-sensor/81856)

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**Author:** [@HemiJeepster](https://discourse.nodered.org/u/HemiJeepster)\
**Replies:** 3\
**Last updated:** [8 October 2023 16:26 UTC](https://discourse.nodered.org/t/mopeka-pro-propane-sensor/81856 "2023-10-08T16:26:18Z")

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How can I connect a Mopeka pro propane sensor to Node-red running on a Rpi4? Any help would be much appreciated. Thanks.

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## [New version of ESPHome: Includes wireguard VPN, Tuya support and more](https://discourse.nodered.org/t/new-version-of-esphome-includes-wireguard-vpn-tuya-support-and-more/81678)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 5\
**Last updated:** [8 October 2023 09:13 UTC](https://discourse.nodered.org/t/new-version-of-esphome-includes-wireguard-vpn-tuya-support-and-more/81678 "2023-10-08T09:13:32Z")

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Thought some people might be interested in this. I've been using ESPHome without Home Assistant for some while now. It is robust, reliable and very flexible. Love that I can have common configs and combine them for diffe…

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## [Raspberry Pi-5 just been released](https://discourse.nodered.org/t/raspberry-pi-5-just-been-released/81622)

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**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\
**Replies:** 3\
**Last updated:** [28 September 2023 09:44 UTC](https://discourse.nodered.org/t/raspberry-pi-5-just-been-released/81622 "2023-09-28T09:44:30Z")

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Look what has been released today (28-Sept-2023)... Available to pre-order.

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## [Sending/Streaming Sounds to Apple Airplay Devices](https://discourse.nodered.org/t/sending-streaming-sounds-to-apple-airplay-devices/81365)

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**Author:** [@Daniel-WW](https://discourse.nodered.org/u/Daniel-WW)\
**Replies:** 1\
**Last updated:** [16 September 2023 11:17 UTC](https://discourse.nodered.org/t/sending-streaming-sounds-to-apple-airplay-devices/81365 "2023-09-16T11:17:30Z")

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Hello, in our flat we're using different Apple Airplay devices, for example Apple TV or Airport Express. Is there a way to stream a sound signal to those devices via node-red? I'm looking for the possibility of sending…

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## [Shelly Duo bulbs crashing via MQTT](https://discourse.nodered.org/t/shelly-duo-bulbs-crashing-via-mqtt/81244)

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**Author:** [@jsprenkle](https://discourse.nodered.org/u/jsprenkle)\
**Replies:** 12\
**Last updated:** [14 September 2023 01:29 UTC](https://discourse.nodered.org/t/shelly-duo-bulbs-crashing-via-mqtt/81244 "2023-09-14T01:29:21Z")

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Good morning, I've just purchased a pack of Shelly Duo bulbs. I don't want to use the cloud service, so their advertising that it uses MQTT and has variable brightness it was a deciding factor for me. When using MQTT y…

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## [Audio streaming solution?](https://discourse.nodered.org/t/audio-streaming-solution/81208)

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**Author:** [@HaroldPetersInskipp](https://discourse.nodered.org/u/HaroldPetersInskipp)\
**Replies:** 1\
**Last updated:** [11 September 2023 20:46 UTC](https://discourse.nodered.org/t/audio-streaming-solution/81208 "2023-09-11T20:46:52Z")

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I'm looking for a solution to take the audio from a website such as Spotify/Pandora/YouTube displayed using Firefox on a Windows 10 PC and route/pipe it to a local Raspberry Pi 4. Both devices are running Node-RED server…

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## [Receiving TCP Data through an Ethernet Network Interface and Sending via Another Ethernet Network Interface or Wi-Fi](https://discourse.nodered.org/t/receiving-tcp-data-through-an-ethernet-network-interface-and-sending-via-another-ethernet-network-interface-or-wi-fi/80922)

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**Author:** [@CARR10483434946](https://discourse.nodered.org/u/CARR10483434946)\
**Replies:** 1\
**Last updated:** [30 August 2023 16:45 UTC](https://discourse.nodered.org/t/receiving-tcp-data-through-an-ethernet-network-interface-and-sending-via-another-ethernet-network-interface-or-wi-fi/80922 "2023-08-30T16:45:57Z")

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Hello, I would like to know if it is possible to receive TCP data using Node-RED through an Ethernet network connected to a network card on the computer and send it via TCP on another network connected to a different net…

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## [Connecting different Arduinos to one Raspberry (wired, low speed)](https://discourse.nodered.org/t/connecting-different-arduinos-to-one-raspberry-wired-low-speed/80824)

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**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\
**Replies:** 8\
**Last updated:** [29 August 2023 07:59 UTC](https://discourse.nodered.org/t/connecting-different-arduinos-to-one-raspberry-wired-low-speed/80824 "2023-08-29T07:59:35Z")

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Hi, I'm thinking about a way to connect different Arduino to RB, then process received datas by NR, maybe there is something ready? There may be some options: ethernet: this is the easiest way, shield with ethernet po…

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## [Resources consuming Node-Red](https://discourse.nodered.org/t/resources-consuming-node-red/80867)

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**Author:** [@Dalen98](https://discourse.nodered.org/u/Dalen98)\
**Replies:** 1\
**Last updated:** [28 August 2023 22:53 UTC](https://discourse.nodered.org/t/resources-consuming-node-red/80867 "2023-08-28T22:53:43Z")

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Good morning to all readers of this query, I put them in context, I use S7 nodes very often, Modbus to be able to read PLC variables or other devices that support these protocols, but my query is how many variables can I…

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## [Esp8266 needs reset after router reboot](https://discourse.nodered.org/t/esp8266-needs-reset-after-router-reboot/80619)

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**Author:** [@richiep](https://discourse.nodered.org/u/richiep)\
**Replies:** 7\
**Last updated:** [17 August 2023 20:17 UTC](https://discourse.nodered.org/t/esp8266-needs-reset-after-router-reboot/80619 "2023-08-17T20:17:51Z")

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Hey all, I had to restart my router, a rare occurrence, and I lost communication with my esp8266 boards. After the reboot I had to reset all of my esp8266 boards. I'm communicating with them through Mosquito and MQTT. …

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## [Windows GPIO input?](https://discourse.nodered.org/t/windows-gpio-input/80207)

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**Author:** [@rxunique](https://discourse.nodered.org/u/rxunique)\
**Replies:** 6\
**Last updated:** [16 August 2023 08:07 UTC](https://discourse.nodered.org/t/windows-gpio-input/80207 "2023-08-16T08:07:24Z")

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Hi I trying to use node red under Windows to monitor status of a limit switch, is it currently open, or is it currently closed. On raspberry pi with GIPO node this is super easy. On windows it seems pretty challenging …

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## [Solax X1 G4 inverter RTC modbus address](https://discourse.nodered.org/t/solax-x1-g4-inverter-rtc-modbus-address/80598)

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**Author:** [@grahambaxter](https://discourse.nodered.org/u/grahambaxter)\
**Replies:** 0\
**Last updated:** [16 August 2023 05:19 UTC](https://discourse.nodered.org/t/solax-x1-g4-inverter-rtc-modbus-address/80598 "2023-08-16T05:19:06Z")

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A long shot but does anyone know how to write to the six RTC registers on a Solax X1 G4 using modbus. I can read the registers but can't see how to write to them. Thank you

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